The Results from a Two-Factor Analysis of Variance Show a Significant

question 36

Multiple Choice

The results from a two-factor analysis of variance show a significant main effect for factor A and a significant main effect for factor B.Based on this information, what can you conclude about the main effects?

• A)there must by a significant interaction.
• B)there probably is a significant interaction
• C)the interaction cannot be significant.
• D)you cannot make any conclusion about the significance of the interaction.

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Definitions:

Silica-rich Organisms

Refers to organisms that utilize silica (SiO2) in their structural makeup, often found in the cell walls or skeletons, such as diatoms and some sponges.

Chert Formation

The process by which chert, a hard, fine-grained sedimentary rock composed of microscopic silica particles, is formed, often in deep marine environments.

Seawater

A solution of various salts and minerals found in the world's oceans.

Sandstone Beds

Layers of sedimentary rock predominantly composed of sand-sized particles, often used as aquifers and in construction materials.